The operation manager at a tire manufacturing company believes that the mean mileage of a tire is

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The operation manager at a tire manufacturing company believes that the mean mileage of a tire is 48,637 miles, with a variance of 11,282,880.

What is the probability that the sample mean would differ from the population mean by less than 778 miles in a sample of 143 tires if the manager is correct?

Related Book For answer-question

Statistical Techniques in Business and Economics

ISBN: 978-0078020520

16th edition

Authors: Douglas Lind, William Marchal

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Posted Date: Oct 11, 2020 11:35 AM

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The operation manager at a tire manufacturing company believes that the mean mileage of a tire is

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Statistical Techniques in Business and Economics

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